Components of Biodiversity 3.7

Question 1

Why do we measure biodiversity

Answer 1

To provide key information to allow conservationists to decide what areas and species need support to survive

Question 2

What is genetic diversity

Answer 2

Number and frequency of all the alleles that exist in a population

Question 3

What is ecosystem diversity

Answer 3

Number of distinct ecosystems within a defined area

Question 4

What are the 3 measurable components of biodiversity

Answer 4

Genetic diversity, ecosystem diversity, species diversity

Question 5

What are the 2 types of species diversity

Answer 5

Species richness and relative abundance

Question 6

What is species richness

Answer 6

Number of different species in an ecosystem

Question 7

What is relative abundance

Answer 7

Proportion of each species in the ecosystem

Question 8

What is the effect of a dominant species presence

Answer 8

The community will have a lower species diversity than another community with the same species richness but no dominant species